与巨幼细胞贫血实验室表现无关的是
A．MCV增高
B．MCH达33～56pg
C．MCHC正常
D．淋巴细胞改变
E．粒细胞改变
参考答案：D
—Is Mrs.Smith in?
—I'm afraid she isn't. Would you like to _______ a message? [ ]
A. take
B. send
C. keep
D. leave
Excel使用（）来定义一个区域。
A.“（）”
B.“：”
C.“；”
D.“|”
